cleanup and change sewit witness output to its own tx

src/services/bitcoin-rpc.service.ts

@@ -6,8 +6,6 @@ import { BehaviorSubject, filter } from 'rxjs';
 import { IBlockTemplate } from '../models/bitcoin-rpc/IBlockTemplate';
 import { IMiningInfo } from '../models/bitcoin-rpc/IMiningInfo';
 
-
-
 @Injectable()
 export class BitcoinRpcService {
 
@@ -25,10 +23,8 @@ export class BitcoinRpcService {
 
         this.client = new RPCClient({ url, port, timeout, user, pass });
 
-
         console.log('Bitcoin RPC connected');
 
-
         // Maybe use ZeroMQ ?
         setInterval(async () => {
             const miningInfo = await this.getMiningInfo();
@@ -37,16 +33,12 @@ export class BitcoinRpcService {
                 this._newBlock$.next(miningInfo);
 
                 this.blockHeight = miningInfo.blocks;
-
             }
 
         }, 500);
-
     }
 
 
-
-
     public async getBlockTemplate(): Promise<IBlockTemplate> {
 
         const result: IBlockTemplate = await this.client.getblocktemplate({